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Finding the Fourth Proportional to 171,006.70, 256,510.05 and 151,323.70

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Solution

The fourth proportional to 171,006.70, 256,510.05 and 151,323.70 is: 226,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,006.70 : 256,510.05 = 151,323.70 : x
  2. Step 2: Convert to fraction form
    171,006.70/256,510.05 = 151,323.70/x
  3. Step 3: Cross multiply
    171,006.70x = 256,510.05 × 151,323.70
  4. Step 4: Simplify right side
    171,006.70x = 38,816,049,853.19
  5. Step 5: Solve for x
    x = 38,816,049,853.19/171,006.70
  6. Step 6: Final answer
    x = 226,985.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.